unerwartet
Translation
unexpected, unforeseen, surprising
Examples
Das war ein unerwartetes Geschenk.
That was an unexpected gift.
Er machte einen unerwarteten Besuch.
He made an unexpected visit.
Grammar Patterns
unerwartet + Noun (modifies a noun) Ein unerwartetes Ereignis trat ein.
Similar Words
Synonyms: überraschend, plötzlich; Antonyms: erwartet, vorhersehbar
Etymology
Composed of un- (not) and erwartet (expected), from the verb 'erwarten' (to expect). So, literally 'not expected'.
Memory Tips
Think of 'un-expected'. The root 'warten' means 'to wait', so 'erwarten' is like 'to await'. 'Unerwartet' is something you weren't awaiting.